Funding for this research was provided by:
the Major Program of Nanjing Medical Science and Technique Development Foundation (ZKX16064)
Received: 26 December 2019
Accepted: 21 July 2020
First Online: 1 September 2020
Ethics approval and consent to participate
: The study protocol was approved by the ethics committee of the Affiliated Brain Hospital of Nanjing Medical University. All patients provided written informed consent before enrollment.
: Not applicable.
: The authors declare that they have no competing interests.